<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>用户登陆</title>
</head>
<body>
    <form method="get" action="login.action">
            <input type="text" name="username"/>
            <input type="password" name="password"/>
        <button type="submit">提交</button>
    </form>
</body>
</html>